Home / 238,619.08-357,920.34-61,127.56

Finding the Fourth Proportional to 238,619.08, 357,920.34 and 61,127.56

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Solution

The fourth proportional to 238,619.08, 357,920.34 and 61,127.56 is: 91,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,619.08 : 357,920.34 = 61,127.56 : x
  2. Step 2: Convert to fraction form
    238,619.08/357,920.34 = 61,127.56/x
  3. Step 3: Cross multiply
    238,619.08x = 357,920.34 × 61,127.56
  4. Step 4: Simplify right side
    238,619.08x = 21,878,797,058.57
  5. Step 5: Solve for x
    x = 21,878,797,058.57/238,619.08
  6. Step 6: Final answer
    x = 91,689.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.